$404 Cheap United flights Seattle (SEA) to Shannon (SNN)

$404 Cheap United flights Seattle (SEA) to Shannon (SNN)

Prices were available within the past 7 days and start at $404 for one-way flights and $536 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 1 - Tue, Sep 9

SEA

Seattle

SNN

Shannon

$536 Roundtrip, found 1 day ago

$536

Roundtrip

found 1 day ago

Select United flight, departing Mon, Sep 1 from Seattle to Shannon, returning Tue, Sep 9, priced at $536 found 1 day ago

Wed, Sep 3 - Tue, Sep 9

SEA

Seattle

SNN

Shannon

$540 Roundtrip, found 1 day ago

$540

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 3 from Seattle to Shannon, returning Tue, Sep 9, priced at $540 found 1 day ago

Sun, Aug 31 - Tue, Sep 9

SEA

Seattle

SNN

Shannon

$541 Roundtrip, found 1 day ago

$541

Roundtrip

found 1 day ago

Select United flight, departing Sun, Aug 31 from Seattle to Shannon, returning Tue, Sep 9, priced at $541 found 1 day ago

Thu, Sep 4 - Tue, Sep 9

SEA

Seattle

SNN

Shannon

$586 Roundtrip, found 1 day ago

$586

Roundtrip

found 1 day ago

Select United flight, departing Thu, Sep 4 from Seattle to Shannon, returning Tue, Sep 9, priced at $586 found 1 day ago

Tue, Sep 2 - Fri, Sep 12

SEA

Seattle

SNN

Shannon

$590 Roundtrip, found 1 day ago

$590

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 2 from Seattle to Shannon, returning Fri, Sep 12, priced at $590 found 1 day ago

Tue, Sep 2 - Tue, Sep 9

SEA

Seattle

SNN

Shannon

$592 Roundtrip, found 1 day ago

$592

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 2 from Seattle to Shannon, returning Tue, Sep 9, priced at $592 found 1 day ago